---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-25-107647"
form_type: "8-K"
ticker: "ISPC"
cik: "0001558569"
company_name: "iSpecimen Inc."
filed_at: "2025-11-07T23:59:59+00:00"
generated_at: "2026-05-16T23:02:39.517245+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# iSpecimen appoints Katharyn Field as CEO, replacing Robert Bradley Lim; adds independent director Tommy Lee.

## Summary
- Katharyn Field appointed CEO, Secretary, and Treasurer effective Nov 7, 2025; she continues as President.
- Robert Bradley Lim resigned as CEO, Secretary, Treasurer and from board; no disagreement cited.
- Arphing (Tommy) Lee appointed as independent director, joining Audit and Nominating/Governance Committees.
- Board committees reconstituted; Field now holds three officer titles.

## SEC filing metadata
- accession: 0001213900-25-107647
- form_type: 8-K
- ticker: ISPC
- cik: 0001558569
- company_name: iSpecimen Inc.
- filed_at: 2025-11-07T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1558569/000121390025107647/0001213900-25-107647-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1558569/000121390025107647/ea0264609-8k_ispecimen.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-25-107647
- JSON: https://secwatch.observer/filing/0001213900-25-107647.json
- Plain text: https://secwatch.observer/filing/0001213900-25-107647.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.